ATE439927T1 - Herstellung von ventilmetallpulvern - Google Patents

Herstellung von ventilmetallpulvern

Info

Publication number
ATE439927T1
ATE439927T1 AT04803653T AT04803653T ATE439927T1 AT E439927 T1 ATE439927 T1 AT E439927T1 AT 04803653 T AT04803653 T AT 04803653T AT 04803653 T AT04803653 T AT 04803653T AT E439927 T1 ATE439927 T1 AT E439927T1
Authority
AT
Austria
Prior art keywords
valve metal
production
metal powder
reduction
powders
Prior art date
Application number
AT04803653T
Other languages
English (en)
Inventor
Josua Liffelholz
Frank Behrens
Siegfried Schmieder
Original Assignee
Starck H C Gmbh
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Starck H C Gmbh filed Critical Starck H C Gmbh
Application granted granted Critical
Publication of ATE439927T1 publication Critical patent/ATE439927T1/de

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F9/00—Making metallic powder or suspensions thereof
    • B22F9/16—Making metallic powder or suspensions thereof using chemical processes
    • B22F9/18—Making metallic powder or suspensions thereof using chemical processes with reduction of metal compounds
    • B22F9/24—Making metallic powder or suspensions thereof using chemical processes with reduction of metal compounds starting from liquid metal compounds, e.g. solutions
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B34/00—Obtaining refractory metals
    • C22B34/20—Obtaining niobium, tantalum or vanadium
    • C22B34/24—Obtaining niobium or tantalum
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B5/00—General methods of reducing to metals
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
    • H01G9/00—Electrolytic capacitors, rectifiers, detectors, switching devices, light-sensitive or temperature-sensitive devices; Processes of their manufacture
    • H01G9/004—Details
    • H01G9/04—Electrodes or formation of dielectric layers thereon
    • H01G9/048—Electrodes or formation of dielectric layers thereon characterised by their structure
    • H01G9/052—Sintered electrodes
    • H01G9/0525—Powder therefor

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Power Engineering (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Manufacture Of Metal Powder And Suspensions Thereof (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Powder Metallurgy (AREA)
AT04803653T 2004-12-09 2004-12-09 Herstellung von ventilmetallpulvern ATE439927T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/EP2004/013987 WO2006061040A1 (de) 2004-12-09 2004-12-09 Herstellung von ventilmetallpulvern

Publications (1)

Publication Number Publication Date
ATE439927T1 true ATE439927T1 (de) 2009-09-15

Family

ID=34959631

Family Applications (1)

Application Number Title Priority Date Filing Date
AT04803653T ATE439927T1 (de) 2004-12-09 2004-12-09 Herstellung von ventilmetallpulvern

Country Status (12)

Country Link
US (1) US8951328B2 (de)
EP (1) EP1827739B1 (de)
JP (1) JP4960880B2 (de)
CN (1) CN101124060B (de)
AT (1) ATE439927T1 (de)
AU (1) AU2004325527B2 (de)
CA (1) CA2589109A1 (de)
DE (1) DE502004009945D1 (de)
IL (1) IL183633A0 (de)
MX (1) MX2007006688A (de)
PT (1) PT1827739E (de)
WO (1) WO2006061040A1 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101268205A (zh) * 2005-09-16 2008-09-17 H.C.施塔克有限公司 还原方法
US8430944B2 (en) * 2008-12-22 2013-04-30 Global Advanced Metals, Usa, Inc. Fine particle recovery methods for valve metal powders
CN101491834B (zh) * 2009-03-05 2012-06-20 宁夏东方钽业股份有限公司 钽粉的制备方法
RU2409450C1 (ru) * 2009-06-30 2011-01-20 Учреждение Российской академии наук Институт химии и технологии редких элементов и минерального сырья им. И.В. Тананаева Кольского научного центра РАН (ИХТРЭМС КНЦ РАН) Способ получения порошка вентильного металла
JP6077274B2 (ja) * 2012-11-15 2017-02-08 グローバルアドバンストメタルジャパン株式会社 窒素含有タンタル粉末およびその製造方法
CN103601242A (zh) * 2013-11-18 2014-02-26 宁夏东方钽业股份有限公司 一种含磷钽粉的制备方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3330455A1 (de) 1983-08-24 1985-03-14 GfE Gesellschaft für Elektrometallurgie mbH, 4000 Düsseldorf Verfahren zur herstellung von ventilmetallpulver fuer elektrolytkondensatoren und dergleichen
JPS60149706A (ja) * 1984-01-18 1985-08-07 Showa Kiyabotsuto Suupaa Metal Kk タンタル粉末の製造方法
US4684399A (en) * 1986-03-04 1987-08-04 Cabot Corporation Tantalum powder process
US5234491A (en) * 1990-05-17 1993-08-10 Cabot Corporation Method of producing high surface area, low metal impurity
JPH04329808A (ja) * 1991-04-30 1992-11-18 Showa Kiyabotsuto Suupaa Metal Kk タンタル粉末の製造方法
US5442978A (en) * 1994-05-19 1995-08-22 H. C. Starck, Inc. Tantalum production via a reduction of K2TAF7, with diluent salt, with reducing agent provided in a fast series of slug additions
CN1069564C (zh) * 1998-07-07 2001-08-15 宁夏有色金属冶炼厂 钽粉末的制造方法
JP4828016B2 (ja) * 2000-08-09 2011-11-30 キャボットスーパーメタル株式会社 タンタル粉末の製法、タンタル粉末およびタンタル電解コンデンサ

Also Published As

Publication number Publication date
DE502004009945D1 (de) 2009-10-01
CA2589109A1 (en) 2006-06-15
AU2004325527B2 (en) 2011-02-24
EP1827739B1 (de) 2009-08-19
AU2004325527A1 (en) 2006-06-15
JP2008523241A (ja) 2008-07-03
PT1827739E (pt) 2009-10-19
JP4960880B2 (ja) 2012-06-27
EP1827739A1 (de) 2007-09-05
CN101124060B (zh) 2011-08-03
WO2006061040A1 (de) 2006-06-15
MX2007006688A (es) 2007-08-14
CN101124060A (zh) 2008-02-13
US20080087138A1 (en) 2008-04-17
US8951328B2 (en) 2015-02-10
IL183633A0 (en) 2007-09-20

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Legal Events

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